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dk_ch has helped students times in
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On a 139 day streak. Longest streak: 139 days
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dk_ch

I am a retired person interested in Sciences. I am very glad in joining the community of Socratic.org.


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Teaching the World! On Fire! Trophy Case! Bold Learner! Collaborator! Friendly Face!
Level 16 in Trigonometry Level 16 in Physics Level 15 in Chemistry Level 14 in Algebra Level 11 in Geometry Level 10 in Organic Chemistry I Level 10 in Precalculus Level 7 in Calculus
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